package com.example.springboot.demo.controller;

import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
@RequestMapping("/calc")
@RestController
public class CalcController {
    @RequestMapping("/sum")
    public String sum(Integer num1,Integer num2){
        if(num1==null||num2==null){
            return "输入不合法！";
        }
        Integer sum=num1+num2;
        return "<h1>结果为："+sum+"</h1>";
    }
}
